Home / 161,758.10-242,593.95-49,438.10

Finding the Fourth Proportional to 161,758.10, 242,593.95 and 49,438.10

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Solution

The fourth proportional to 161,758.10, 242,593.95 and 49,438.10 is: 74,143.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,758.10 : 242,593.95 = 49,438.10 : x
  2. Step 2: Convert to fraction form
    161,758.10/242,593.95 = 49,438.10/x
  3. Step 3: Cross multiply
    161,758.10x = 242,593.95 × 49,438.10
  4. Step 4: Simplify right side
    161,758.10x = 11,993,383,959.50
  5. Step 5: Solve for x
    x = 11,993,383,959.50/161,758.10
  6. Step 6: Final answer
    x = 74,143.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.